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AAA Services must be configured to automatically lock user accounts after three consecutive invalid logon attempts within a 15-minute time period.


Overview

Finding ID Version Rule ID IA Controls Severity
V-80851 SRG-APP-000065-AAA-000200 SV-95561r1_rule Medium
Description
By limiting the number of failed logon attempts, the risk of unauthorized system access via user password guessing, otherwise known as brute forcing, is reduced. Limits are imposed by locking the account.
STIG Date
Authentication, Authorization, and Accounting Services (AAA) Security Requirements Guide 2019-12-12

Details

Check Text ( C-80587r1_chk )
If AAA Services rely on directory services for user account management, this is not applicable and the connected directory services must perform this function.

Verify AAA Services are configured to automatically lock user accounts after three consecutive invalid logon attempts within a 15-minute time period.

If AAA Services are not configured to automatically lock user accounts after three consecutive invalid logon attempts within a 15-minute time period, this is a finding.
Fix Text (F-87705r1_fix)
Configure AAA Services to automatically lock user accounts after three consecutive invalid logon attempts within a 15-minute time period.